. >>> secretary of state hillary clinton hosts world leaders today at the united nations to push for unity among syrian rebel groups. this after thursday's warning to the international body from israeli prime minister benjamin netanyahu. netanyahu drew a red line on a cartoon -- on a cartoon-like bomb calling for world leaders to draw that red line before next spring or summer, shutting down iran's nuclear weapons program. and just a day earlier iranian president mahmoud ahmadinejad blasted israel from the same podium calling it a country of, quote, uncivilized zionists. >>> soil samples are being taken today as part of a new search for teamsters union boss jimmy hoffa who disappeared in 1975. investigators will dig beneath a driveway in suburban detroit. that's where a tipster claims he saw a body that might have been hoffa's being buried 37 years ago. >>> a bizarre and shocking end for a rising actor in los angeles. police say former "sons of anarchy" actor johnny lewis beat his 81-year-old landlady to death, attacked and bit two other men nearby and then fell or jumped to his own